Question
The mass of Harry is 32 of Riordan's mass. Riordan's mass is 28 kg. Rael is 18 kg lighter than Harry. What is the mass of Rael?
3 m

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The mass of Harry is 32 of Riordan's mass. Riordan's mass is 28 kg. Rael is 18 kg lighter than Harry. What is the mass of Rael?